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BOSTON MARATHON 2025

Barbara Lane

Bib: 24400•F

TN

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F50-54)
#0 / 1303
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:04/mi
28:11
↑ 97↓ 3451.5%
10K· 6.21 mi
8:34/mi
54:48
↑ 79↓ 1380.4%
15K· 9.32 mi
8:52/mi
1:22:22
↑ 67↓ 78
20K· 12.43 mi
9:23/mi
1:51:30
↑ 106↓ 860.1%
Half· 13.11 mi
8:52/mi
1:57:33
↑ 19↓ 370.5%
25K· 15.53 mi
9:14/mi
2:19:57
↑ 66↓ 880.2%
30K· 18.64 mi
10:13/mi
2:51:40
↑ 181↓ 1480.2%
20M
11:03/mi
3:06:41
↑ 64↓ 500.2%
21M
11:10/mi
3:17:51
↑ 106↓ 241.6%
35K· 21.75 mi
11:02/mi
3:26:06
↑ 17↓ 861.7%
23M
10:46/mi
3:39:35
↑ 23↓ 630.6%
24M
10:45/mi
3:50:20
↓ 821.3%
40K· 24.85 mi
10:56/mi
3:59:41
↓ 200.3%
25.2M
10:52/mi
4:03:26
↑ 13↓ 160.2%
Finish· 26.22 mi
8:49/mi
4:12:25
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:33
Pace8:58 /mi
2nd Half
Distance13.11 mi
Time2:14:52
Pace10:17 /mi
📊Positive Split: 14.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:3428:119:0428:11
9:04
-
10K
6.21 mi11:56:1154:488:4926:37
8:34
-0:30
15K
9.32 mi12:23:451:22:228:5027:34
8:52
+0:18
20K
12.43 mi12:52:531:51:308:5829:08
9:23
+0:31
Half
13.11 mi12:58:561:57:338:586:03
8:52
-0:31
25K
15.53 mi13:21:202:19:579:0122:24
9:14
+0:22
30K
18.64 mi13:53:032:51:409:1331:43
10:13
+0:59
20M
20.00 mi14:08:043:06:419:2015:01
11:03
+0:50
21M
21.00 mi14:19:143:17:519:2511:10
11:10
+0:07
35K
21.75 mi14:27:293:26:069:298:15
11:02
-0:08
23M
23.00 mi14:40:583:39:359:3313:29
10:46
-0:16
24M
24.00 mi14:51:433:50:209:3610:45
10:45
-0:01
40K
24.85 mi15:01:043:59:419:399:21
10:56
+0:11
25.2M
25.20 mi15:04:494:03:269:403:45
10:52
-0:04
Finish
26.22 mi15:13:484:12:259:388:59
8:49
-2:03

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

8:34 /mi

Average Pace

9:38 /mi

Slowest Pace

11:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:28:56

59% of race

Time at Steady Pace

31:43

13% of race

Time at Slower Pace

1:11:46

28% of race

Average Pace: 9:38 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:29:3428:119:0428:11
9:04
#22735
10K
6.21 mi11:56:1154:488:4926:37
8:34
#21556
15K
9.32 mi12:23:451:22:228:5027:34
8:52
#21470
20K
12.43 mi12:52:531:51:308:5829:08
9:23
#21813
Half
13.11 mi12:58:561:57:338:586:03
8:52
#21776
25K
15.53 mi13:21:202:19:579:0122:24
9:14
#21601
30K
18.64 mi13:53:032:51:409:1331:43
10:13
#21799
20M
20.00 mi14:08:043:06:419:2015:01
11:03
#22017
21M
21.00 mi14:19:143:17:519:2511:10
11:10
#21987
35K
21.75 mi14:27:293:26:069:298:15
11:02
#22094
23M
23.00 mi14:40:583:39:359:3313:29
10:46
#22118
24M
24.00 mi14:51:433:50:209:3610:45
10:45
#22178
40K
24.85 mi15:01:043:59:419:399:21
10:56
#22222
25.2M
25.20 mi15:04:494:03:269:403:45
10:52
#22194
Finish
26.22 mi15:13:484:12:259:388:59
8:49
#22045
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi227359034903421430(Top 75%)8238(Top 67%)8238(Top 632%)
10K6.21 mi3.10 mi21556+11798370+6648370+66420196(Top 71%)7579(Top 62%)7579(Top 582%)
15K9.32 mi3.11 mi21470+868286+848286+8421430(Top 75%)8238(Top 67%)8238(Top 632%)
20K12.43 mi3.11 mi21813-3438500-2148500-21422504(Top 79%)8865(Top 72%)8865(Top 680%)
Half13.11 mi0.68 mi21776+378480+208480+2021292(Top 75%)8206(Top 67%)8206(Top 630%)
25K15.53 mi2.42 mi21601+1758382+988382+9820944(Top 74%)8072(Top 66%)8072(Top 619%)
30K18.64 mi3.11 mi21799-1988511-1298511-12922213(Top 78%)8880(Top 73%)8880(Top 682%)
20M20.00 mi1.36 mi22017-2188650-1398650-13923691(Top 83%)9783(Top 80%)9783(Top 751%)
21M21.00 mi1.00 mi21987+308656-68656-621824(Top 77%)8881(Top 73%)8881(Top 682%)
35K21.75 mi0.75 mi22094-1078727-718727-7124263(Top 85%)10192(Top 83%)10192(Top 782%)
23M23.00 mi1.25 mi22118-248784-578784-5722682(Top 80%)9432(Top 77%)9432(Top 724%)
24M24.00 mi1.00 mi22178-608842-588842-5823452(Top 83%)9856(Top 81%)9856(Top 756%)
40K24.85 mi0.85 mi22222-448873-318873-3123011(Top 81%)9708(Top 79%)9708(Top 745%)
25.2M25.20 mi0.35 mi22194+288867+68867+620300(Top 71%)8320(Top 68%)8320(Top 639%)
Finish26.22 mi1.02 mi22045+1498804+638804+6318169(Top 64%)7178(Top 59%)7178(Top 551%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21story building
+97ft-345ft

Overall

21430

Females

8238

F50-54

8238

5K→10K

3.1 - 6.2 mi

Top 71%
×5story building
+79ft-138ft

Overall

20196

Females

7579

F50-54

7579

10K→15K

6.2 - 9.3 mi

Top 75%
×3story building
+67ft-78ft

Overall

21430

Females

8238

F50-54

8238

15K→20K

9.3 - 12.4 mi

Top 79%
×5story building
+106ft-86ft

Overall

22504

Females

8865

F50-54

8865

20K→Half

12.4 - 13.1 mi

Top 75%
×2story building
+19ft-37ft

Overall

21292

Females

8206

F50-54

8206

Half→25K

13.1 - 15.5 mi

Top 74%
×4story building
+66ft-88ft

Overall

20944

Females

8072

F50-54

8072

25K→30K

15.5 - 18.6 mi

Top 78%
×9story building
+181ft-148ft

Overall

22213

Females

8880

F50-54

8880

30K→20M

18.6 - 20.0 mi

Top 83%
×5story building
+64ft-50ft

Overall

23691

Females

9783

F50-54

9783

20M→21M

20.0 - 21.0 mi

Top 77%
×8story building
+106ft-24ft

Overall

21824

Females

8881

F50-54

8881

21M→35K

21.0 - 21.8 mi

Top 85%
×7story building
+17ft-86ft

Overall

24263

Females

10192

F50-54

10192

35K→23M

21.8 - 23.0 mi

Top 80%
×5story building
+23ft-63ft

Overall

22682

Females

9432

F50-54

9432

23M→24M

23.0 - 24.0 mi

Top 83%
×6story building
+12ft-82ft

Overall

23452

Females

9856

F50-54

9856

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

23011

Females

9708

F50-54

9708

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

20300

Females

8320

F50-54

8320

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2story building
+22ft-21ft

Overall

18169

Females

7178

F50-54

7178

Passing Analysis

Category:
Athletes Passed
2437
Passed By
1747
Net Change
+690
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22735
5K → 10K119617+1179#22735#21556
10K → 15K251165+86#21556#21470
15K → 20K102445-343#21470#21813
20K → Half4912+37#21813#21776
Half → 25K22954+175#21776#21601
25K → 30K138336-198#21601#21799
30K → 20M43261-218#21799#22017
20M → 21M9262+30#22017#21987
21M → 35K18125-107#21987#22094
35K → 23M7397-24#22094#22118
23M → 24M2989-60#22118#22178
24M → 40K2973-44#22178#22222
40K → 25.2M3810+28#22222#22194
25.2M → Finish1501+149#22194#22045
TOTALS24371747+690
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing